Concrete Reinforcement Solutions by Propex

We are the fiber experts. More than a quarter century ago, we created the category of synthetic fibers for reinforced concrete,with Fibermesh® fibers. TRUE Fibermesh® set the standard for performance value and reliability – and still does today.

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Other products and services from Si International

Some of the largest, most innovative companies worldwide have built upon our product platforms to create new categories for building products, packaging, agriculture, sporting goods, luggage and more.
Develop and launch smarter materials with a remarkable array of applications in established and new markets.
Our broad ranges of highly engineered materials are catalysts for new product ideas.

A next generation composite made from highly drawn polypropylene, Curv unites the functional versatility of thermoplastics, the impact-resistant performance of a fiber-reinforced composite, and an extraordinary aesthetic.
Curv is deep innovation: a new material that is also an enabling technology for design.
Most modern innovations are new applications of existing technologies.